/usr/include/directfb/fusion/call.h is in libdirectfb-dev 1.2.10.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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(c) Copyright 2001-2008 The world wide DirectFB Open Source Community (directfb.org)
(c) Copyright 2000-2004 Convergence (integrated media) GmbH
All rights reserved.
Written by Denis Oliver Kropp <dok@directfb.org>,
Andreas Hundt <andi@fischlustig.de>,
Sven Neumann <neo@directfb.org>,
Ville Syrjälä <syrjala@sci.fi> and
Claudio Ciccani <klan@users.sf.net>.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __FUSION__CALL_H__
#define __FUSION__CALL_H__
#include <fusion/types.h>
typedef enum {
FCHR_RETURN,
FCHR_RETAIN
} FusionCallHandlerResult;
typedef FusionCallHandlerResult (*FusionCallHandler) (int caller, /* fusion id of the caller */
int call_arg, /* optional call parameter */
void *call_ptr, /* optional call parameter */
void *ctx, /* optional handler context */
unsigned int serial,
int *ret_val );
typedef struct {
FusionWorldShared *shared;
int call_id;
FusionID fusion_id;
FusionCallHandler handler;
void *ctx;
} FusionCall;
DirectResult fusion_call_init ( FusionCall *call,
FusionCallHandler handler,
void *ctx,
const FusionWorld *world );
DirectResult fusion_call_execute( FusionCall *call,
FusionCallExecFlags flags,
int call_arg,
void *call_ptr,
int *ret_val );
DirectResult fusion_call_return ( FusionCall *call,
unsigned int serial,
int val );
DirectResult fusion_call_destroy( FusionCall *call );
#endif
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